#include<stdio.h>

int numSum(int start, int end)
{
  int sum = 0;
  for(int i=start; i<=end; i++)
  {
    sum += i;
  } 
  return sum;  
}
int main()
{
  int start = 0;
  int end = 100;
  int sww, end);
  printf("%d\n",sum);
  return 0;
}
